<!DOCTYPE html>
<html>
<head>
	<title>构造函数的例子</title>
	<meta charset="utf-8">
</head>
<body>
	❤
</body>
<script type="text/javascript">
	function Proposal(slogan){
		this.slogan = slogan;
	}
	Proposal.prototype = {
		
	}
</script>
</html>